Mariners vs. White Sox Dunkel MLB Picks, Predictions and Prop Bets - May 9

The Seattle Mariners play the Chicago White Sox after Luke Raley homered twice in a 12-8 victory over the White Sox. The game begins at 7:10 p.m. ET on Saturday. Luis Castillo (0-3, 6.29 ERA) will start for the Mariners, who are 19-20 this season and second in the AL West. Anthony Kay (1-1, 5.70 ERA) is the expected starter for the White Sox, who are 17-21 and fourth in the AL Central.

Despite playing on the road, the Mariners are still a decent moneyline favorite (-135) over the White Sox (+113). The total in this contest is 9.5.

Mariners vs. White Sox Odds, Game Time

• Game day: Saturday, May 9, 2026
• Game time: 7:10 p.m. ET
• Location: Chicago, Illinois
• Stadium: Rate Field
• Favorite: Mariners (-135)
• Underdog: White Sox (+113)
• Over/under: 9.5

How to Watch Mariners vs. White Sox

• TV Channel: CHSN and SEAM
• Live Stream: Fubo (Watch for free)

Bet now on FanDuel Sportsbook!

Mariners vs. White Sox: Betting the Moneyline

• The Mariners are 18-17 in games they were favored on the moneyline (winning 51.4% of those games).
• Chicago has won in 15, or 45.5%, of the 33 contests it has been named as odds-on underdogs in this year.
• This season Seattle has won 15 of its 24 games, or 62.5%, when favored by at least -135 on the moneyline.
• This year, the White Sox have won 13 of 28 games when listed as at least +113 or worse on the moneyline.
• Based on this matchup's moneyline, the Mariners have an implied win probability of 57.4%.
• The White Sox have an implied victory probability of 46.9% according to the moneyline set by oddsmakers for this matchup.

Mariners vs. White Sox: Betting the Spread & Total

• In the 39 games in which bookmakers have set an over/under for the Mariners, they have combined with opponents to go over the total 18 times (18-20-1).
• Games involving Chicago have gone over the total set by oddsmakers in 21 of 38 chances this season.
• The Mariners are 14-25-0 against the spread this season.
• The White Sox are 20-18-0 against the spread in their 38 games with a line set by sportsbooks this season.